6-8 Saint Mary'S St
Laboratory in Boston, MA · 2215.
At a glance
6-8 Saint Mary'S St is a 286,718-square-foot laboratory building in Boston, Massachusetts. In its 2024 Boston benchmarking disclosure it reported a site energy-use intensity of 151.4 kBtu/ft² and 2,389 tCO₂e of greenhouse-gas emissions.
BERDO 2.0 · reporting year 2024
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | — |
| Site EUI | 151.4 kBtu/ft² |
| Source EUI | — |
| GHG emissions | 2,389 tCO₂e |
| GHG intensity | — |
| Electricity | 6,293,058 kWh |
| Natural gas | 219,313 therms |
| Gross floor area | 286,718 sq ft |
| Source record | boston:106306:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | — | 151.4 kBtu/ft² | 2,389 tCO₂e | |
| 2023 | — | 164.2 kBtu/ft² | 2,665 tCO₂e | |
| 2022 | — | 176.6 kBtu/ft² | 3,320 tCO₂e |
Compliance context
BERDO 2.0
BERDO 2.0 sets emissions standards for buildings of 20,000+ sq ft or 15+ units, starting in 2025 or 2030 depending on building size, with an alternative-compliance payment of $234 per metric ton of CO₂e over the limit.
Ownership
TRUSTEES OF BOSTON UNIVERSITY
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Location
- Address
- 6-8 Saint Mary'S St
- City
- Boston
- State
- Massachusetts
- ZIP
- 2215.
Within ~1 km
Nearby benchmarked buildings
This source publishes no coordinates, so nearby buildings can't be resolved yet.
See also: most efficient in Boston · biggest emitters
How does 6-8 Saint Mary'S St compare with other laboratory buildings in Boston?
The latest disclosures cover 50 laboratory buildings in Boston, out of 6,305 buildings citywide. Its site EUI of 151.4 kBtu/ft² is about 35% below the average of 233.3 kBtu/ft² — it uses less energy per square foot than the typical building in that group.
At 286,718 sq ft, it is about 21% above the average floor area of 237,834 sq ft for those buildings. Across all 24 jurisdictions BuildingCensus covers, the 795 laboratory buildings average an ENERGY STAR score of 29 and a site EUI of 231.7 kBtu/ft².
How has 6-8 Saint Mary'S St's energy performance changed over time?
BuildingCensus holds 3 Boston disclosures for 6-8 Saint Mary'S St, covering report years 2022–2024. Site EUI moved from 176.6 kBtu/ft² (2022) to 151.4 kBtu/ft² (2024), a 14% decrease. Reported emissions went from 3,320 tCO₂e to 2,389 tCO₂e over the same span (down 28%).
What does a site EUI of 151.4 kBtu/ft² mean?
Site energy-use intensity (EUI) is the energy a building uses on site in a year divided by its floor area, in thousand Btu per square foot — lower is more efficient. 6-8 Saint Mary'S St's 151.4 kBtu/ft² across 286,718 sq ft works out to about 43.4 billion Btu (12,722 MWh-equivalent) in 2024. The disclosure also reports 6,293,058 kWh of electricity and 219,313 therms of natural gas for the year.
Which law requires 6-8 Saint Mary'S St to report its energy use?
6-8 Saint Mary'S St reports under BERDO 2.0, the legal basis of Boston's Building Emissions Reduction and Disclosure Ordinance, which publishes each covered building's annual benchmarking results. The record shown here is the report-year 2024 disclosure (source record boston:106306:2024). BERDO 2.0 sets emissions standards for buildings of 20,000+ sq ft or 15+ units, starting in 2025 or 2030 depending on building size, with an alternative-compliance payment of $234 per metric ton of CO₂e over the limit.
More laboratory buildings in Boston
- 20 Overland St· 285,080 sq ft · EUI 146.6 kBtu/ft²
- 27 Dry Dock Ave· 275,898 sq ft · EUI 235.4 kBtu/ft²
- 316-318 Northern Ave· 268,916 sq ft · EUI 210.5 kBtu/ft²
- 105 W First St· 267,233 sq ft · EUI 116.5 kBtu/ft²
- 221 Longwood Ave· 251,981 sq ft · EUI 328.4 kBtu/ft²
- 1000-1020 Washington St· 239,877 sq ft · EUI 127.8 kBtu/ft²
- Laboratory buildings in Boston· 50 benchmarked
- All Boston benchmarked buildings· BERDO 2.0
- Most efficient large buildings in Boston
- Least efficient large buildings in Boston
- Biggest emitters in Boston
Frequently asked questions
What is 6-8 Saint Mary'S St's energy grade?
6-8 Saint Mary'S St did not report an ENERGY STAR score in its 2024 disclosure, but its site energy-use intensity was 151.4 kBtu/ft².
How much energy does 6-8 Saint Mary'S St use?
Its 2024 site energy-use intensity was 151.4 kBtu/ft² across 286,718 sq ft, including 6,293,058 kWh of electricity and 219,313 therms of natural gas.
What are 6-8 Saint Mary'S St's carbon emissions?
6-8 Saint Mary'S St reported 2,389 tCO₂e of greenhouse-gas emissions for 2024.
Where is 6-8 Saint Mary'S St?
6-8 Saint Mary'S St is in Boston, Massachusetts 2215.
How big is 6-8 Saint Mary'S St and when was it built?
6-8 Saint Mary'S St has 286,718 sq ft of gross floor area, as reported in its 2024 disclosure. It is classed as laboratory.
Is 6-8 Saint Mary'S St covered by BERDO 2.0?
Yes — it appears in the 2024 Building Emissions Reduction and Disclosure Ordinance disclosure, which lists the buildings reporting under BERDO 2.0.
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About this data
Source: Building Emissions Reduction and Disclosure Ordinance (BERDO 2.0), as published July 9, 2026. See the methodology for how records are matched, cleaned and scored.
Cite as: BuildingCensus, “6-8 Saint Mary'S St, Boston, Massachusetts — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/boston/6-8-saint-mary-s-st-8d3e4f9c (data as of July 9, 2026).